Narigan Run is a 2.20 mi (3.54 km) long 1st order tributary to Buffalo Creek in Washington County, Pennsylvania.

This is the only stream of this name in the United States.

[1] Narigan Run rises about 2 miles east-northeast of Frogtown, Washington County, Pennsylvania, in Washington County and then flows generally south to join Buffalo Creek about 1.5 miles east of Dunsfort.

[3] Narigan Run drains 1.79 square miles (4.6 km2) of area, receives about 40.0 in/year of precipitation, has a wetness index of 300.67, and is about 71% forested.

This article related to a river in Pennsylvania is a stub.